message
[mdref/mdref-http] / http / Message / setHeader.md
1 # http\Message http\Message::setHeader(string $header[, mixed $value = NULL])
2
3 Set a single header.
4 See http\Message::getHeader() and http\Message::addHeader().
5
6 ## Params:
7
8 * string $header
9 The header's name.
10 * Optional mixed $value = NULL
11 The header's value. Removes the header if NULL.
12
13 ## Returns:
14
15 * http\Message, self.